5311143133 has 4 divisors (see below), whose sum is σ = 5454687580. Its totient is φ = 5167598688.

The previous prime is 5311143127. The next prime is 5311143137. The reversal of 5311143133 is 3313411135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4164508089 + 1146635044 = 64533^2 + 33862^2 .

It is a cyclic number.

It is not a de Polignac number, because 5311143133 - 2²¹ = 5309045981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5311143098 and 5311143107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311143137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71772168 + ... + 71772241.

It is an arithmetic number, because the mean of its divisors is an integer number (1363671895).

Almost surely, 2^5311143133 is an apocalyptic number.

It is an amenable number.

5311143133 is a deficient number, since it is larger than the sum of its proper divisors (143544447).

5311143133 is a wasteful number, since it uses less digits than its factorization.

5311143133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143544446.

The product of its digits is 1620, while the sum is 25.

The square root of 5311143133 is about 72877.5900603196. The cubic root of 5311143133 is about 1744.7344454042.

Adding to 5311143133 its reverse (3313411135), we get a palindrome (8624554268).

The spelling of 5311143133 in words is "five billion, three hundred eleven million, one hundred forty-three thousand, one hundred thirty-three".